1. A study found that the relative risk for stroke for people with high blood pressure relative to people who do not have high blood pressure is 2.4. What is the value of relative risk for stroke for people who do not have high blood pressure relative to people who do have high blood pressure? А. 2.4 В. 0.417 С. 1.4 D. There is not enough information to answer this question 2. Dental researchers found the following for the dental habits for the age children begin brushing their teeth or gums. P(X = x) 0.04 0.12 0.19 X-Age beginning to brush 1 2 3 4 0.21 0.33 0.11 5 If a child has been selected and we know that child more than 3 years old when that child started to brush, what is the probability that child started to brush at age 1? А. О.33 В. 0.273 С. 0.44 D. 0.12

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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1. A study found that the relative risk for stroke for people with high blood pressure
relative to people who do not have high blood pressure is 2.4. What is the value of
relative risk for stroke for people who do not have high blood pressure relative to
people who do have high blood pressure?
А. 2.4
В. 0.417
С. 1.4
D. There is not enough information to answer this question
2. Dental researchers found the following for the dental habits for the age children begin
brushing their teeth or gums.
P(X = x)
0.04
0.12
0.19
X-Age beginning to brush
1
2
0.21
0.33
0.11
4
If a child has been selected and we know that child more than 3 years old when that child
started to brush, what is the probability that child started to brush at age 1?
A. 0.33
В. 0.273
С. 0.44
D. 0.12
Transcribed Image Text:1. A study found that the relative risk for stroke for people with high blood pressure relative to people who do not have high blood pressure is 2.4. What is the value of relative risk for stroke for people who do not have high blood pressure relative to people who do have high blood pressure? А. 2.4 В. 0.417 С. 1.4 D. There is not enough information to answer this question 2. Dental researchers found the following for the dental habits for the age children begin brushing their teeth or gums. P(X = x) 0.04 0.12 0.19 X-Age beginning to brush 1 2 0.21 0.33 0.11 4 If a child has been selected and we know that child more than 3 years old when that child started to brush, what is the probability that child started to brush at age 1? A. 0.33 В. 0.273 С. 0.44 D. 0.12
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